Move apps/shell to extensions/shell.

apps/shell/browser/default_shell_browser_main_delegate.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "apps/shell/browser/default_shell_browser_main_delegate.h"
-
-#include "apps/shell/browser/default_shell_app_window_controller.h"
-#include "apps/shell/browser/shell_desktop_controller.h"
-#include "apps/shell/browser/shell_extension_system.h"
-#include "apps/shell/common/switches.h"
-#include "base/command_line.h"
-#include "base/file_util.h"
-#include "base/files/file_path.h"
-
-namespace apps {
-
-DefaultShellBrowserMainDelegate::DefaultShellBrowserMainDelegate() {
-}
-
-DefaultShellBrowserMainDelegate::~DefaultShellBrowserMainDelegate() {
-}
-
-void DefaultShellBrowserMainDelegate::Start(
-    content::BrowserContext* browser_context) {
-  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-  if (command_line->HasSwitch(switches::kAppShellAppPath)) {
-    base::FilePath app_dir(
-        command_line->GetSwitchValueNative(switches::kAppShellAppPath));
-    base::FilePath app_absolute_dir = base::MakeAbsoluteFilePath(app_dir);
-
-    extensions::ShellExtensionSystem* extension_system =
-        static_cast<extensions::ShellExtensionSystem*>(
-            extensions::ExtensionSystem::Get(browser_context));
-    if (!extension_system->LoadApp(app_absolute_dir))
-      return;
-    extension_system->LaunchApp();
-  } else {
-    LOG(ERROR) << "--" << switches::kAppShellAppPath
-               << " unset; boredom is in your future";
-  }
-}
-
-void DefaultShellBrowserMainDelegate::Shutdown() {
-}
-
-ShellDesktopController*
-DefaultShellBrowserMainDelegate::CreateDesktopController() {
-  ShellDesktopController* desktop = new ShellDesktopController();
-  desktop->SetAppWindowController(new DefaultShellAppWindowController(desktop));
-  return desktop;
-}
-
-}  // namespace apps